-> v0.15.8

handle unknown preload errors

CHANGELOG.md

@@ -1,5 +1,10 @@
 # sapper changelog
 
+## 0.15.8
+
+* Only set `preloading: true` on navigation, not prefetch ([#352](https://github.com/sveltejs/sapper/issues/352))
+* Provide fallback for missing preload errors ([#361](https://github.com/sveltejs/sapper/pull/361))
+
 ## 0.15.7
 
 * Strip leading slash from redirects ([#291](https://github.com/sveltejs/sapper/issues/291))

package.json

@@ -1,6 +1,6 @@
 {
   "name": "sapper",
-  "version": "0.15.7",
+  "version": "0.15.8",
   "description": "Military-grade apps, engineered by Svelte",
   "main": "dist/middleware.ts.js",
   "bin": {

src/middleware.ts

@@ -299,13 +299,10 @@ function get_page_handler(
 			parts: [
 				{ name: null, component: error_route }
 			]
-		}, req, res, statusCode, error);
+		}, req, res, statusCode, error || new Error('Unknown error in preload function'));
 	}
 
 	function handle_page(page: Page, req: Req, res: ServerResponse, status = 200, error: Error | string = null) {
-		const get_params = page.parts[page.parts.length - 1].params || (() => ({}));
-		const match = error ? null : page.pattern.exec(req.path);
-
 		const chunks: Record<string, string | string[]> = get_chunks();
 
 		res.setHeader('Content-Type', 'text/html');
@@ -391,6 +388,8 @@ function get_page_handler(
 			})
 			: {};
 
+		const match = error ? null : page.pattern.exec(req.path);
+
 		Promise.all([root_preloaded].concat(page.parts.map(part => {
 			if (!part) return null;
 

src/runtime/index.ts

@@ -136,10 +136,6 @@ function prepare_page(target: Target): Promise<{
 	data?: any;
 	nullable_depth?: number;
 }> {
-	if (root) {
-		root.set({ preloading: true });
-	}
-
 	const { page, path, query } = target;
 	const new_segments = path.split('/').filter(Boolean);
 	let changed_from = 0;
@@ -285,6 +281,9 @@ async function navigate(target: Target, id: number): Promise<any> {
 
 	cid = id;
 
+	if (root) {
+		root.set({ preloading: true });
+	}
 	const loaded = prefetching && prefetching.href === target.url.href ?
 		prefetching.promise :
 		prepare_page(target);